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First iPhone sold
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The phone became a little slimmer along with a few technical improvements
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The first time they dropped a newer model of the same number phone
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New talking features such as FaceTime. Also a better camera and better graphics
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There was a huge technical upgrade along with durability and size upgrades
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New home button and camera is visible to its appearance
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New generation phone
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Similar to the x but bigger in size with crazy battery life
